We architect and deploy custom smart contracts that form the backbone of your protocol. Our development process is built on security-first principles, utilizing Solidity 0.8+ and battle-tested libraries like OpenZeppelin.
LABS
Services
Substrate-Based Card Program Management
We develop and deploy customizable, sovereign card program pallets on Substrate, giving neobanks full control over governance, fee structures, and compliance logic for their branded crypto cards.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
- Full Lifecycle Support: From initial design and
Hardhat/Foundrytesting to deployment and mainnet verification. - Gas Optimization: We write efficient code to reduce user transaction fees by 15-40%.
- Comprehensive Audits: Every contract undergoes internal review and is prepared for third-party audits from firms like CertiK or Quantstamp.
Deliver a secure, auditable foundation that scales with your user base, typically within a 3-6 week development cycle.
key-features-cards
ENTERPRISE-GRADE FEATURES
Core Capabilities of Your Custom Card Pallet
Our Substrate-based card pallets deliver the specific functionality you need to launch and scale a secure, compliant, and feature-rich card program. We focus on the core primitives that drive user adoption and business growth.
benefits
DELIVERABLES
Business Outcomes for Your Neobank
We deliver a production-ready, secure, and scalable card program infrastructure built on Substrate, enabling you to launch faster and scale with confidence.
01
Custom Card Program Launch
Deploy a branded, compliant card issuance and management platform in under 8 weeks. We handle the core Substrate blockchain, smart contracts, and integration with payment processors.
< 8 weeks
Time to Launch
100%
Custom Branding
02
Regulatory & Compliance Framework
Built-in compliance modules for KYC/AML, transaction monitoring, and sanctions screening. Our architecture is designed for auditability and integrates with leading compliance providers.
Modular
KYC/AML Engine
Real-time
Sanctions Screening
03
Real-Time Settlement & Liquidity
Enable instant, 24/7 settlement between fiat and digital assets. Our Substrate pallets manage on-chain liquidity pools and automate reconciliation, reducing operational overhead.
< 2 sec
Settlement Finality
24/7
Operational Uptime
04
Programmable Rewards & Loyalty
Launch tokenized loyalty programs and dynamic cashback directly on-chain. Create rules for spending categories, partner offers, and staking rewards using our flexible rewards pallet.
On-chain
Rewards Logic
Fully Custom
Rule Engine
05
Enterprise-Grade Security
From the ground up, security is paramount. We employ formal verification for critical pallets, regular audits, and implement multi-signature treasury controls for asset management.
Formal Verification
Core Pallets
Multi-sig
Treasury Control
06
Scalable Infrastructure & Support
We provide the managed blockchain infrastructure, monitoring, and 24/7 developer support. Scale to millions of users with our optimized node architecture and dedicated SRE team.
99.9%
Infra SLA
24/7
SRE Support
Structured Path to Production
Phased Development Tiers
Our modular service tiers for Substrate-based card programs, designed to scale with your project from MVP to global launch.
| Core Capability | Launchpad (MVP) | Growth (Full Stack) | Enterprise (Managed) |
|---|---|---|---|
Custom Substrate Pallet Development | 1 Core Pallet | 3-5 Core Pallets | Unlimited Custom Pallets |
Smart Contract Audit (External) | Basic Review | Full Security Audit | Full Audit + Penetration Testing |
Deployment & Mainnet Launch Support | Guidance Only | Hands-on Deployment | End-to-End Managed Launch |
Infrastructure Monitoring & Alerts | Basic Dashboard | 24/7 Alerting | 24/7 Alerting + On-call SRE |
Incident Response Time SLA | Best Effort | < 12 Hours | < 1 Hour |
Compliance & KYC Integration | Modular Hook | Pre-built Module | Custom Module + Legal Review |
Multi-chain Bridge Support | Single Chain | Dual-Chain (EVM + Substrate) | Multi-chain Orchestration |
Ongoing Protocol Upgrades | Ad-hoc Consulting | Scheduled Quarterly | Dedicated Roadmap & Execution |
Team Training & Documentation | Standard Docs | Workshops + Docs | Dedicated Technical Account Manager |
Estimated Timeline | 6-8 Weeks | 12-16 Weeks | Custom (16+ Weeks) |
Starting Investment | $50K - $100K | $150K - $300K | Custom Quote |
how-we-deliver
RELIABLE FOUNDATION
Blockchain Infrastructure for FinTechs
Enterprise-grade node infrastructure with 99.9% uptime SLA for payments, trading, and compliance.
We provide the mission-critical infrastructure your FinTech needs to build, scale, and comply. Stop managing nodes and start building features.
Our managed services deliver multi-chain access and real-time data with the reliability financial applications demand:
- High-Availability Nodes:
EVM,Solana,Cosmoswith automated failover. - Guaranteed Performance: 99.9% uptime SLA, sub-second RPC latency, and dedicated endpoints.
- Regulatory Readiness: Built-in transaction monitoring, audit trails, and compliance tooling integrations.
Deploy a production-ready infrastructure layer in under 48 hours. We handle the complexity of consensus, upgrades, and security so your team can focus on your core product and user experience.
tech-stack
ENTERPRISE-GRADE INFRASTRUCTURE
Technology & Protocol Foundation
Our Substrate-based foundation is engineered for performance, security, and seamless integration. We provide the battle-tested core that powers scalable, compliant card programs.
01
Modular Substrate Runtime
Custom-built runtime modules for card issuance, transaction routing, and loyalty programs. Leverage our pre-audited pallets for KYC/AML, fee management, and settlement to accelerate your time-to-market.
8+
Pre-built Pallets
2-4 weeks
Customization Time
02
Inter-Blockchain Communication (IBC)
Native cross-chain asset transfers and messaging. Connect your card program to major DeFi ecosystems (Ethereum, Polygon, Cosmos) for real-time liquidity and expanded utility.
< 2 sec
Cross-Chain Finality
5+
Supported Chains
03
Enterprise Security & Audits
Runtime and smart contracts audited by industry leaders. Implements role-based access control (RBAC), multi-signature governance, and zero-trust architecture for institutional clients.
99.9%
Uptime SLA
3rd Party
Security Audits
04
High-Performance Consensus
Optimized Nominated Proof-of-Stake (NPoS) consensus delivering sub-second block times and handling 10,000+ TPS. Ensures low-latency transaction processing for instant card settlements.
10k+
Transactions/sec
< 1 sec
Block Time
05
Regulatory Compliance Layer
Built-in modules for jurisdictional rule enforcement, transaction monitoring, and automated reporting. Simplifies adherence to FinCEN, FATF Travel Rule, and regional financial regulations.
24/7
Monitoring
Automated
Reporting
06
Developer Tooling & APIs
Comprehensive SDKs, REST/GraphQL APIs, and developer portals. Enables your team to manage cards, query transactions, and integrate with existing banking/payment rails in days, not months.
5+
SDK Languages
< 1 week
API Integration
Substrate Card Programs
Frequently Asked Questions
Common questions about our Substrate-based card program development and management services.
From initial design to mainnet launch, a standard program takes 6-10 weeks. This includes 2 weeks for architecture and smart contract development, 2-3 weeks for frontend integration, 2 weeks for security audits, and 2-3 weeks for testing and deployment. Complex multi-chain or heavily customized loyalty programs can extend to 12-14 weeks.
ENQUIRY
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.
NDA Protected
Confidentiality24h Response
Time to ValueDirectly to Engineering Team
No Sales Fluff10+
Protocols Shipped
$20M+
TVL Overall